Annual report pursuant to Section 13 and 15(d)

Note 2 - Debt Securities (Details Textual)

v3.24.0.1
Note 2 - Debt Securities (Details Textual) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Debt Securities, Available-for-Sale, Allowance for Credit Loss, Current $ 0 $ 0  
Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Ending Balance     $ 0
US Treasury Securities and Residential Mortgage-Backed Securities [Member]      
Debt Securities, Held-to-Maturity, Allowance for Credit Loss, Ending Balance 0 0  
US States and Political Subdivisions Debt Securities [Member]      
Debt Securities, Available-for-Sale, Allowance for Credit Loss 0 0  
Asset Not Pledged as Collateral and Asset Pledged as Collateral without Right [Member]      
Debt Securities $ 1,490 $ 789,300